One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Clinton should be used to estimate when it's the best time to plant trailing portulaca.

Planting Calendar for Trailing Portulaca

Frost tolerance for trailing portulaca:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since trailing portulaca do not do well in cold weather it's necessary to wait until after the last frost before you can plant them.

The earliest that you can plant trailing portulaca in Clinton is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant trailing portulaca and expect a good harvest is probably August. You probably don't want to wait any later than that or else your trailing portulaca may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your trailing portulaca indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Clinton. In the coldest months of winter you can expect an average low temperature of 5°F.

Just be sure to remember that USDA zone info for Clinton is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Clinton last frost occurs after April 15 be ready to protect your trailing portulaca if you have a late frost.

USDA Zone Info for Clinton

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Clinton

You may be interested in your other planting guides for Clinton.